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LocalMemoryTracker.java
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LocalMemoryTracker.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.memory;
/**
* Memory allocation tracker that can be used in local context that required
* tracking of memory that is independent from global.
*/
public class LocalMemoryTracker implements MemoryAllocationTracker
{
private long allocatedBytes;
@Override
public void allocated( long bytes )
{
this.allocatedBytes += bytes;
}
@Override
public void deallocated( long bytes )
{
this.allocatedBytes -= bytes;
}
/**
* @return number of used bytes.
*/
@Override
public long usedDirectMemory()
{
return allocatedBytes;
}
}